header {
    width: 100%;
    height: 40px;
    background: #FAFAFA;
}

header .left {
    float: left;
}

header a {
    height: 40px;
    line-height: 40px;
}

header .left a {
    margin-right: 45px;
}

header .right {
    float: right;
}

header .right a {
    margin-right: 35px;
}
